Toy construction piece



FIG. 1 is a top plan view of a toy construction piece showing my new design;

FIG. 2 is a cross-sectional view taken along lines 2--2 in FIG. 1;

FIG. 3 is a top perspective view thereof;

FIG. 4 is a bottom plan view thereof, and

FIG. 5 is a bottom perspective view thereof. 

The ornamental design for a coupling piece for a toy construction game, substantially as shown and described. 